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// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/dock_info.h"
#if defined(TOOLKIT_VIEWS)
#include "chrome/browser/views/tabs/tab.h"
#else
#include "chrome/browser/gtk/tabs/tab_gtk.h"
#endif
namespace {
// Distance in pixels between the hotspot and when the hint should be shown.
const int kHotSpotDeltaX = 120;
const int kHotSpotDeltaY = 120;
// Size of the popup window.
const int kPopupWidth = 70;
const int kPopupHeight = 70;
} // namespace
// static
DockInfo::Factory* DockInfo::factory_ = NULL;
// static
bool DockInfo::IsCloseToPoint(const gfx::Point& screen_loc,
int x,
int y,
bool* in_enable_area) {
int delta_x = abs(x - screen_loc.x());
int delta_y = abs(y - screen_loc.y());
*in_enable_area = (delta_x < kPopupWidth / 2 && delta_y < kPopupHeight / 2);
return *in_enable_area || (delta_x < kHotSpotDeltaX &&
delta_y < kHotSpotDeltaY);
}
// static
bool DockInfo::IsCloseToMonitorPoint(const gfx::Point& screen_loc,
int x,
int y,
DockInfo::Type type,
bool* in_enable_area) {
// Because the monitor relative positions are aligned with the edge of the
// monitor these need to be handled differently.
int delta_x = abs(x - screen_loc.x());
int delta_y = abs(y - screen_loc.y());
int enable_delta_x = kPopupWidth / 2;
int enable_delta_y = kPopupHeight / 2;
int hot_spot_delta_x = kHotSpotDeltaX;
int hot_spot_delta_y = kHotSpotDeltaY;
switch (type) {
case DockInfo::LEFT_HALF:
case DockInfo::RIGHT_HALF:
enable_delta_x += enable_delta_x;
hot_spot_delta_x += hot_spot_delta_x;
break;
case DockInfo::MAXIMIZE: {
// Make the maximize height smaller than the tab height to avoid showing
// the dock indicator when close to maximized browser.
#if defined(TOOLKIT_VIEWS)
hot_spot_delta_y = Tab::GetMinimumUnselectedSize().height() - 1;
#else
hot_spot_delta_y = TabGtk::GetMinimumUnselectedSize().height() - 1;
#endif
enable_delta_y = hot_spot_delta_y / 2;
break;
}
case DockInfo::BOTTOM_HALF:
enable_delta_y += enable_delta_y;
hot_spot_delta_y += hot_spot_delta_y;
break;
default:
NOTREACHED();
return false;
}
*in_enable_area = (delta_x < enable_delta_x && delta_y < enable_delta_y);
bool result = (*in_enable_area || (delta_x < hot_spot_delta_x &&
delta_y < hot_spot_delta_y));
if (type != DockInfo::MAXIMIZE)
return result;
// Make the hot spot/enable spot for maximized windows the whole top of the
// monitor.
int max_delta_y = abs(screen_loc.y() - y);
*in_enable_area = (*in_enable_area || (max_delta_y < enable_delta_y));
return *in_enable_area || (max_delta_y < hot_spot_delta_y);
}
// static
int DockInfo::popup_width() {
return kPopupWidth;
}
// static
int DockInfo::popup_height() {
return kPopupHeight;
}
bool DockInfo::IsValidForPoint(const gfx::Point& screen_point) {
if (type_ == NONE)
return false;
if (window_) {
return IsCloseToPoint(screen_point, hot_spot_.x(), hot_spot_.y(),
&in_enable_area_);
}
return monitor_bounds_.Contains(screen_point) &&
IsCloseToMonitorPoint(screen_point, hot_spot_.x(),
hot_spot_.y(), type_, &in_enable_area_);
}
bool DockInfo::GetNewWindowBounds(gfx::Rect* new_window_bounds,
bool* maximize_new_window) const {
if (type_ == NONE || !in_enable_area_)
return false;
gfx::Rect window_bounds;
if (window_ && !GetWindowBounds(&window_bounds))
return false;
int half_m_width = (monitor_bounds_.right() - monitor_bounds_.x()) / 2;
int half_m_height = (monitor_bounds_.bottom() - monitor_bounds_.y()) / 2;
*maximize_new_window = false;
switch (type_) {
case LEFT_OF_WINDOW:
new_window_bounds->SetRect(monitor_bounds_.x(), window_bounds.y(),
half_m_width, window_bounds.height());
break;
case RIGHT_OF_WINDOW:
new_window_bounds->SetRect(monitor_bounds_.x() + half_m_width,
window_bounds.y(), half_m_width,
window_bounds.height());
break;
case TOP_OF_WINDOW:
new_window_bounds->SetRect(window_bounds.x(), monitor_bounds_.y(),
window_bounds.width(), half_m_height);
break;
case BOTTOM_OF_WINDOW:
new_window_bounds->SetRect(window_bounds.x(),
monitor_bounds_.y() + half_m_height,
window_bounds.width(), half_m_height);
break;
case LEFT_HALF:
new_window_bounds->SetRect(monitor_bounds_.x(), monitor_bounds_.y(),
half_m_width, monitor_bounds_.height());
break;
case RIGHT_HALF:
new_window_bounds->SetRect(monitor_bounds_.right() - half_m_width,
monitor_bounds_.y(), half_m_width, monitor_bounds_.height());
break;
case BOTTOM_HALF:
new_window_bounds->SetRect(monitor_bounds_.x(),
monitor_bounds_.y() + half_m_height,
monitor_bounds_.width(), half_m_height);
break;
case MAXIMIZE:
*maximize_new_window = true;
break;
default:
NOTREACHED();
}
return true;
}
void DockInfo::AdjustOtherWindowBounds() const {
if (!in_enable_area_)
return;
gfx::Rect window_bounds;
if (!window_ || !GetWindowBounds(&window_bounds))
return;
gfx::Rect other_window_bounds;
int half_m_width = (monitor_bounds_.right() - monitor_bounds_.x()) / 2;
int half_m_height = (monitor_bounds_.bottom() - monitor_bounds_.y()) / 2;
switch (type_) {
case LEFT_OF_WINDOW:
other_window_bounds.SetRect(monitor_bounds_.x() + half_m_width,
window_bounds.y(), half_m_width,
window_bounds.height());
break;
case RIGHT_OF_WINDOW:
other_window_bounds.SetRect(monitor_bounds_.x(), window_bounds.y(),
half_m_width, window_bounds.height());
break;
case TOP_OF_WINDOW:
other_window_bounds.SetRect(window_bounds.x(),
monitor_bounds_.y() + half_m_height,
window_bounds.width(), half_m_height);
break;
case BOTTOM_OF_WINDOW:
other_window_bounds.SetRect(window_bounds.x(), monitor_bounds_.y(),
window_bounds.width(), half_m_height);
break;
default:
return;
}
SizeOtherWindowTo(other_window_bounds);
}
gfx::Rect DockInfo::GetPopupRect() const {
int x = hot_spot_.x() - popup_width() / 2;
int y = hot_spot_.y() - popup_height() / 2;
switch (type_) {
case LEFT_OF_WINDOW:
case RIGHT_OF_WINDOW:
case TOP_OF_WINDOW:
case BOTTOM_OF_WINDOW: {
// Constrain the popup to the monitor's bounds.
gfx::Rect ideal_bounds(x, y, popup_width(), popup_height());
ideal_bounds = ideal_bounds.AdjustToFit(monitor_bounds_);
return ideal_bounds;
}
case DockInfo::MAXIMIZE:
y += popup_height() / 2;
break;
case DockInfo::LEFT_HALF:
x += popup_width() / 2;
break;
case DockInfo::RIGHT_HALF:
x -= popup_width() / 2;
break;
case DockInfo::BOTTOM_HALF:
y -= popup_height() / 2;
break;
default:
NOTREACHED();
}
return gfx::Rect(x, y, popup_width(), popup_height());
}
bool DockInfo::CheckMonitorPoint(const gfx::Point& screen_loc,
int x,
int y,
Type type) {
if (IsCloseToMonitorPoint(screen_loc, x, y, type, &in_enable_area_)) {
hot_spot_.SetPoint(x, y);
type_ = type;
return true;
}
return false;
}
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